CN215679017U

CN215679017U - Projector shell with dustproof function

Info

Publication number: CN215679017U
Application number: CN202122118835.5U
Authority: CN
Inventors: 彭政祥
Original assignee: Jiawei Technology Hai'an Co ltd
Current assignee: Jiawei Technology Hai'an Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-01-28
Anticipated expiration: 2031-09-02

Abstract

The utility model is suitable for the technical field of dust prevention of projectors, and provides a projector shell with a dust prevention function, wherein a dust containing box for containing blocked dust is arranged at the lower ends of a first dust screen and a second dust screen, a fan is driven by a motor to rotate forwards through a transmission component to suck the dust into the front end of the second dust screen, the motor drives the fan to rotate reversely through the transmission component to dissipate heat inside a main body, the motor drives a push rod to horizontally move through the transmission component to hit the first dust screen, when a projector is in a standby state or not in use, the motor can drive the fan to rotate through the forward rotation motor, the dust entering the main body from a heat dissipation port can be sucked away by the fan, then blocked by the second dust screen and then falls into the dust containing box, and some dust which is not sucked away can also be blocked by the first dust screen and falls into the dust containing box, this prevents dust from entering the inside of the main body.

Description

Projector shell with dustproof function

Technical Field

The utility model belongs to the technical field of projector dust prevention, and particularly relates to a projector shell with a dust prevention function.

Background

With the development of society, projectors are widely used, and most of the projectors are used in public areas for offices, lectures and the like, and a few projectors are used at home for watching movies.

The projecting apparatus need dispel the heat to inside when using, therefore all opens the thermovent on the casing of projecting apparatus, but the projecting apparatus is using or when placing for a long time, and inside the dust can get into the projecting apparatus through the thermovent, and too much can influence the use of projecting apparatus through the inside dust of long-time accumulation, can reduce the life-span of projecting apparatus simultaneously.

Some projectors that have now can prevent through internally mounted dust screen that the dust from getting into inside, but long-time dust is piled up on the dust screen, also can cause the projecting apparatus radiating effect not good, and these dust screens are dismantled simultaneously and are washd and also can be too troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model provides a projector shell with a dustproof function, and aims to solve the problems that a projector is poor in dustproof effect and a dustproof net is troublesome to disassemble and clean.

The projector shell with the dustproof function comprises a main body, wherein a first dustproof net, a second dustproof net and a motor are arranged on the side face of the main body, the first dustproof net is used for preventing dust from entering the main body, the second dustproof net is used for preventing dust from entering the motor, a dust containing box used for containing the blocked dust is arranged at the lower end of the first dustproof net and the lower end of the second dustproof net, the motor drives a fan to rotate forwards through a transmission assembly to suck the dust into the front end of the second dustproof net, the motor drives the fan to rotate backwards through the transmission assembly to dissipate heat inside the main body, and meanwhile the motor drives a push rod to horizontally move through the transmission assembly to hit the first dustproof net.

Preferably, it has a plurality of thermovents to open on the main part side, equal fixed mounting has a fixed block, two about the main part is inside the fixed block has all seted up the fixed slot.

Preferably, the equal fixed mounting in both ends has a sliding block about the first dust screen, first dust screen is through two the sliding block with two the fixed block cooperation demountable installation is in inside the main part.

Preferably, the lower end of the main body is provided with the ash containing box, and one end of the ash containing box is provided with a pulling rod.

Preferably, the second dust screen is arranged inside the main body, the motor is arranged at the rear end of the second dust screen, and the motor is fixedly arranged on the inner wall of the main body.

Preferably, the transmission assembly comprises a connecting rod, the connecting rod is fixedly installed at the front end of the motor, a first bevel gear is fixedly installed on the connecting rod, and the fan is fixedly installed at the other end of the connecting rod.

Preferably, the first bevel gear is meshed with the second bevel gear, the second bevel gear is fixedly mounted on the rotating rod, the rotating rod penetrates through the first fixing seat, and the first fixing seat is fixedly mounted inside the main body.

Preferably, dwang other end fixed mounting has the connecting block, it is connected with the transfer line to rotate on the connecting block, transfer line front end fixedly connected with catch bar, the catch bar runs through inside the second fixing base, second fixing base fixed mounting be in inside the main part.

Compared with the prior art, the utility model has the beneficial effects that: according to the projector shell with the dustproof function, when the projector is in a standby state or is not used, the motor can drive the fan to rotate through the forward rotation motor, dust entering the main body from the heat dissipation port can be sucked away by the fan, then is blocked by the second dustproof net and then falls into the dust containing box, and some dust which is not sucked away can be blocked by the first dustproof net and falls into the dust containing box, so that the dust can be prevented from entering the main body.

When the projecting apparatus uses, can be through the reversal motor, the motor drives the fan reversal and bloies, the fan not only plays the radiating function in projecting apparatus inside, the dust that will remain on first dust screen and second dust screen simultaneously blows off, drop and get into flourishing ash box inside, simultaneously because partly wind can blow away through the thermovent, the volume that the dust got into when also can reducing the projecting apparatus use, no matter corotation motor or reversal motor simultaneously, the motor all can drive the catch bar through drive assembly and carry out horizontal migration, hit and beat first dust screen, can not drop some and remain the dust on first dust screen and shake off.

When the inside dust of main part is handled, only need take out flourishing ash box usually fall inside the dust can, if first dust screen live time overlength, need wash, only need open the casing, with first dust screen from two fixed block inside take out can, just so need not dismantle the casing and wash the dust screen again.

Drawings

FIG. 1 is a schematic top view of the internal structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a side view of the present invention;

FIG. 4 is a schematic top view of the push rod of the present invention;

in the figure: 1. a main body; 2. a fixed block; 3. fixing grooves; 4. a first dust screen; 5. a slider; 6. drawing a rod; 7. a dust containing box; 8. a heat dissipation port; 9. a second dust screen; 10. a motor; 11. a connecting rod; 12. a first bevel gear; 13. a fan; 14. a second bevel gear; 15. rotating the rod; 16. a first fixed seat; 17. connecting blocks; 18. a transmission rod; 19. a second fixed seat; 20. a push rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a projecting apparatus casing with dustproof function, including

main part

1, 1 side of main part is provided with first dust screen 4, second dust screen 9 and motor 10, first dust screen 4 is used for preventing that the dust from getting into inside main part 1, second dust screen 9 is used for blockking that the dust gets into inside motor 10,

first dust screen

4 and 9 lower extremes of second dust screen are provided with the flourishing ash box 7 that is used for the splendid attire to block the dust, motor 10 drives 13 corotation of fan through drive assembly and inhales the dust into 9 front ends of second dust screen, motor 10 drives 13 reversal through drive assembly simultaneously and gives the inside heat dissipation of main part 1, motor 10 drives catch bar 20 through drive assembly and carries out horizontal migration and hit first dust screen 4 simultaneously.

First dust screen 4 is used for preventing that the dust from getting into inside main part 1, first dust screen 4 blocks that the dust that gets off can drop inside flourishing ash box 7, when motor 10 corotation drove fan 13 corotation, fan 13 can inhale second dust screen 9 front end with the dust, second dust screen 9 blocks the dust and drops inside flourishing ash box 7, when motor 10 reverses, fan 13 reverses, blow off accumulational dust on second dust screen 9, also can dispel the heat for main part 1 is inside simultaneously, no matter corotation or reversal motor 10 simultaneously, all can drive catch bar 20 through drive assembly and carry out horizontal migration, catch bar 20 hits and beats first dust screen 4, shake accumulational dust on first dust screen 4 and drop inside flourishing ash box 7.

Open on the 1 side of main part and have a plurality of

thermovents

8, 1 inside equal fixed mounting from top to bottom of main part has fixed block 2, 2 inside fixed slots 3 have all been seted up to two fixed blocks, the equal fixed mounting in both ends has sliding block 5 about 4, first dust screen 4 is through two sliding blocks 5 and two fixed block 2 cooperation demountable installation inside

main part

1, 1 lower extreme of main part is provided with flourishing

ash box

7, 7 one end of flourishing ash box is provided with and takes out pole 6.

The thermovent 8 is used for dispelling the heat for the projecting apparatus, sliding block 5 of seting up about first dust screen 4 is corresponding with the fixed slot 3 of 2 inside setings up of fixed block, mutually support through sliding block 5 and fixed slot 3, inside first dust screen 4 promotes to get into main part 1, close the casing again, first dust screen 4 is inside at main part 1 with regard to fixed mounting, when flourishing ash box 7 need clear up, take out flourishing ash box 7 from main part 1 inside through taking out pole 6, fall the dust of inside can.

The second dust screen 9 sets up inside main part 1, and motor 10 sets up in second dust screen 9 rear end, and motor 10 fixed mounting is on 1 inner wall of main part, and drive assembly includes connecting rod 11, and connecting rod 11 fixed mounting is in the motor 10 front end, and fixed mounting has first bevel gear 12 on the connecting

rod

11, and 11 other end fixed mounting of connecting rod have fan 13.

When motor 10 corotation, motor 10 drives connecting rod 11 corotation, connecting rod 11 drives first bevel gear 12 and fan 13 and carries out the corotation, fan 13 will get into the inside dust of main part 1 and inhale second dust screen 9 front end, then drop and get into flourishing ash box 7 inside, when motor 10 reversal, motor 10 drives fan 13 reversal through connecting rod 11, fan 13 blows off the remaining dust of second dust screen 9 and falls into flourishing ash box 7 inside, fan 13 dispels the heat to main part 1 inside simultaneously.

First bevel gear 12 meshes with second bevel gear 14 mutually, second bevel gear 14 fixed mounting is on dwang 15, dwang 15 runs through first fixing base 16, first fixing base 16 fixed mounting is in main part inside 1, dwang 15 other end fixed mounting has connecting block 17, it is connected with transfer line 18 to rotate on connecting

block

17, 18 front end fixedly connected with catch bar 20 of transfer line, catch bar 20 runs through inside

second fixing base

19, 19 fixed mounting of second fixing base are inside 1 main part.

First bevel gear 12 drives second bevel gear 14 when rotating and rotates, second bevel gear 14 drives dwang 15 and rotates inside first fixing base 16, dwang 15 drives the connecting block 17 rotation that the front end set up, transfer line 18 is connected for rotating with connecting block 17, transfer line 18 can not follow connecting block 17 and rotate, but can remove along with connecting block 17, connecting block 17 draws down catch bar 20 and removes, second fixing base 19 keeps catch bar 20 to carry out horizontal reciprocating motion only, catch bar 20 can constantly hit first dust screen 4 and hit, hit remaining dust on the first dust screen 4 and fall, it is inside to drop flourishing ash box 7.

The working principle and the using process of the utility model are as follows: after the dust remover is installed, when the motor 10 rotates forwards, the motor 10 drives the connecting rod 11 to rotate forwards, the connecting rod 11 drives the first bevel gear 12 and the fan 13 to rotate forwards, the fan 13 sucks dust entering the interior of the main body 1 to the front end of the second dust screen 9 and then falls into the interior of the dust containing box 7, when the motor 10 rotates backwards, the motor 10 drives the fan 13 to rotate backwards through the connecting rod 11, the fan 13 blows dust remaining in the second dust screen 9 down into the interior of the dust containing box 7, meanwhile, the fan 13 dissipates heat inside the main body 1, meanwhile, no matter whether the motor 10 rotates forwards or backwards, the motor 10 drives the first bevel gear 12 to rotate through the connecting rod 11, the first bevel gear 12 drives the second bevel gear 14 to rotate, the second bevel gear 14 drives the rotating rod 15 to rotate inside the first fixing seat 16, the rotating rod 15 drives the connecting block 17 arranged at the front end to rotate, and the transmission rod 18 is in rotating connection with the connecting block 17, the transfer line 18 can not follow connecting block 17 and rotate, but can remove along with connecting block 17, and connecting block 17 pulls down catch bar 20 and removes, and second fixing base 19 keeps catch bar 20 can only carry out horizontal reciprocating motion, and catch bar 20 can constantly hit first dust screen 4 and hit, and the remaining dust on first dust screen 4 drops, and it is inside to drop flourishing ash box 7.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a projecting apparatus casing with dustproof function which characterized in that: comprises a main body (1), a first dust screen (4), a second dust screen (9) and a motor (10) are arranged on the side surface of the main body (1), the first dust screen (4) is used for preventing dust from entering the interior of the main body (1), the second dust screen (9) is used for blocking dust from entering the interior of the motor (10), the lower ends of the first dustproof net (4) and the second dustproof net (9) are provided with dust containing boxes (7) for containing the blocked dust, the motor (10) drives the fan (13) to rotate forward through the transmission component to suck dust into the front end of the second dustproof net (9), meanwhile, the motor (10) drives the fan (13) to reversely rotate through the transmission component to radiate heat inside the main body (1), meanwhile, the motor (10) drives the push rod (20) to horizontally move through the transmission assembly to strike the first dust screen (4).

2. The projector housing having a dust-proof function as claimed in claim 1, wherein: it has a plurality of thermovents (8) to open on main part (1) side, equal fixed mounting has fixed block (2), two about main part (1) is inside fixed slot (3) have all been seted up.

3. The projector housing having a dust-proof function as claimed in claim 2, wherein: equal fixed mounting in both ends has sliding block (5) about first dust screen (4), first dust screen (4) are through two sliding block (5) and two fixed block (2) cooperation demountable installation be in inside main part (1).

4. The projector housing having a dust-proof function as claimed in claim 1, wherein: the lower end of the main body (1) is provided with the ash containing box (7), and one end of the ash containing box (7) is provided with a pulling rod (6).

5. The projector housing having a dust-proof function as claimed in claim 1, wherein: the second dust screen (9) is arranged inside the main body (1), the motor (10) is arranged at the rear end of the second dust screen (9), and the motor (10) is fixedly installed on the inner wall of the main body (1).

6. The projector housing having a dust-proof function as claimed in claim 1, wherein: the transmission assembly comprises a connecting rod (11), the connecting rod (11) is fixedly installed at the front end of the motor (10), a first bevel gear (12) is fixedly installed on the connecting rod (11), and the fan (13) is fixedly installed at the other end of the connecting rod (11).

7. The projector housing having a dust-proof function as claimed in claim 6, wherein: first bevel gear (12) and second bevel gear (14) mesh mutually, second bevel gear (14) fixed mounting is on dwang (15), dwang (15) run through first fixing base (16), first fixing base (16) fixed mounting be in inside main part (1).

8. The projector housing having a dust-proof function as claimed in claim 7, wherein: dwang (15) other end fixed mounting has connecting block (17), it is connected with transfer line (18) to rotate on connecting block (17), transfer line (18) front end fixed connection has catch bar (20), catch bar (20) run through inside second fixing base (19), second fixing base (19) fixed mounting be in inside main part (1).